#define _CRT_SECURE_NO_WARNINGS
#pragma warning(disable:6031)

#include <stdio.h>

int main()
{
	int n = 0;
	int i = 0;
	int j = 0;
	int count = 1;

	scanf("%d", &n);

	for (i = 0; i < n; i++)
	{
		for (j = 0; j < n - i; j++)
		{
			printf("%02d", count);
			count++;
		}
		printf("\n");
	}

	return 0;
}